UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'b9gBe6Bi//nnycw4HyGLPaPNrR1cbqdDNzbLQv0uuvU=' 
WHERE 
  key_id = 'ceb1ed4924a80ec024132ef537dbd03ed5a441eee54268b058924908de598179' 
  AND (
    token = 'b9gBe6Bi//nnycw4HyGLPaPNrR1cbqdDNzbLQv0uuvU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )